gce: Improve logging for routes cleanup

[asmorodskyi]

No description provided.

[codecov]

Codecov Report

Patch coverage: 83.33% and project coverage change: -0.14% ⚠️

Comparison is base (a0ac689) 79.17% compared to head (fc832de) 79.03%.
Report is 6 commits behind head on master.

❗ Current head fc832de differs from pull request most recent head 4efa4d6. Consider uploading reports for the commit 4efa4d6 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #292      +/-   ##
==========================================
- Coverage   79.17%   79.03%   -0.14%     
==========================================
  Files          21       21              
  Lines        1594     1593       -1     
==========================================
- Hits         1262     1259       -3     
- Misses        332      334       +2     

Files Changed	Coverage Δ
ocw/lib/gce.py	91.48% <57.14%> (-1.47%)	⬇️
ocw/lib/aks.py	95.23% <100.00%> (ø)
ocw/lib/eks.py	85.61% <100.00%> (ø)
ocw/lib/gke.py	58.33% <100.00%> (ø)
ocw/lib/k8s.py	100.00% <100.00%> (ø)

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[ricardobranco777]

LGTM